| Valor | Categoría | Casos | |
|---|---|---|---|
| 1 | 56 |
4.4%
|
|
| 2 | 1112 |
87.6%
|
|
| 3 | 43 |
3.4%
|
|
| 4 | 59 |
4.6%
|
|
| Sysmiss | 8566 |